Jewel Staite (Firefly) and A.J. Buckley (Supernatural) confront a devastating global catastrophe, while Battlestar Galactica alums Aaron Douglas and Paul Campbell take on a savage and legendary monster in the August Syfy Saturday Original Movies.

In Doomsday Prophecy, premiering Saturday, August 13, at 9PM (ET/PT), a book editor (Buckley) and an archeologist (Staite) hunt down a mysterious author of prophetic novels. When the writer is found dead, the editor obtains a device enabling him to see the future – an impending geological nightmare that will tear apart the planet. Doomsday Prophecy is a production of Cinetel Films.

In Killer Mountain – inspired by an ancient Himalayan legend – premiering Saturday, August 27, at 9PM (ET/PT), a team of climbers (Douglas, Campbell) is sent to a forbidden mountain to rescue a missing expedition. There, they discover that the mountain is the secret location of Shangri La — protected by a bloodthirsty alien creature, the Druk. Killer Mountain is a production of ARO Entertainment.